Every quadrilateral has two pairs of parallel sides.
False
A quadrilateral is a four-sided rectilinear figure and parallelogram is a four-sided plane rectilinear figure whose opposite sides parallel.
Square, rectangle are parallelograms as their opposite sides are parallel.
In trapezium, only one pair of sides is parallel. Hence, it is not considered as a parallelogram.
Hence, every quadrilateral doesn't have two pairs of parallel sides.